PaperMC/patches/server/0258-Add-ray-tracing-methods-to-LivingEntity.patch
Jake 00be0b7b30 Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
d25437bc Update to Minecraft 1.18-pre8

CraftBukkit Changes:
5a39a236 Update to Minecraft 1.18-pre8

Spigot Changes:
7840c2af Update to Minecraft 1.18-pre8
2021-11-30 19:26:33 +01:00

90 lines
5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Mon, 3 Sep 2018 18:20:03 -0500
Subject: [PATCH] Add ray tracing methods to LivingEntity
diff --git a/src/main/java/net/minecraft/server/MCUtil.java b/src/main/java/net/minecraft/server/MCUtil.java
index 4f45ac04a219e619c13b31befd2c4e452057079c..170b3cbc89793bb92e249383d86a5f0c756d5004 100644
--- a/src/main/java/net/minecraft/server/MCUtil.java
+++ b/src/main/java/net/minecraft/server/MCUtil.java
@@ -487,6 +487,18 @@ public final class MCUtil {
return getNMSWorld(entity.getWorld());
}
+ public static ClipContext.Fluid getNMSFluidCollisionOption(com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ switch (fluidMode) {
+ case NEVER:
+ return ClipContext.Fluid.NONE;
+ case SOURCE_ONLY:
+ return ClipContext.Fluid.SOURCE_ONLY;
+ case ALWAYS:
+ return ClipContext.Fluid.ANY;
+ }
+ return null;
+ }
+
public static BlockFace toBukkitBlockFace(Direction enumDirection) {
switch (enumDirection) {
case DOWN:
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 16936d7ce3faec09ccdde58b2bf2b6f9db0f9cd8..cf4640f1e38f3e50b3a85692e032a78b4102d31e 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -3691,6 +3691,23 @@ public abstract class LivingEntity extends Entity {
}
// Paper start
+ public HitResult getRayTrace(int maxDistance) {
+ return getRayTrace(maxDistance, ClipContext.Fluid.NONE);
+ }
+
+ public HitResult getRayTrace(int maxDistance, ClipContext.Fluid fluidCollisionOption) {
+ if (maxDistance < 1 || maxDistance > 120) {
+ throw new IllegalArgumentException("maxDistance must be between 1-120");
+ }
+
+ Vec3 start = new Vec3(getX(), getY() + getEyeHeight(), getZ());
+ org.bukkit.util.Vector dir = getBukkitEntity().getLocation().getDirection().multiply(maxDistance);
+ Vec3 end = new Vec3(start.x + dir.getX(), start.y + dir.getY(), start.z + dir.getZ());
+ ClipContext raytrace = new ClipContext(start, end, ClipContext.Block.OUTLINE, fluidCollisionOption, this);
+
+ return level.clip(raytrace);
+ }
+
public int shieldBlockingDelay = level.paperConfig.shieldBlockingDelay;
public int getShieldBlockingDelay() {
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
index 5c517025576461b426b4a73eea4369f00aeeee41..9c024b46522e2984ed662538302fbac68a77fd86 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
@@ -198,6 +198,28 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
return blocks.get(0);
}
+ // Paper start
+ @Override
+ public Block getTargetBlock(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ net.minecraft.world.phys.HitResult rayTrace = getHandle().getRayTrace(maxDistance, net.minecraft.server.MCUtil.getNMSFluidCollisionOption(fluidMode));
+ return !(rayTrace instanceof net.minecraft.world.phys.BlockHitResult) ? null : org.bukkit.craftbukkit.block.CraftBlock.at(getHandle().level, ((net.minecraft.world.phys.BlockHitResult)rayTrace).getBlockPos());
+ }
+
+ @Override
+ public org.bukkit.block.BlockFace getTargetBlockFace(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ net.minecraft.world.phys.HitResult rayTrace = getHandle().getRayTrace(maxDistance, net.minecraft.server.MCUtil.getNMSFluidCollisionOption(fluidMode));
+ return !(rayTrace instanceof net.minecraft.world.phys.BlockHitResult) ? null : net.minecraft.server.MCUtil.toBukkitBlockFace(((net.minecraft.world.phys.BlockHitResult)rayTrace).getDirection());
+ }
+
+ @Override
+ public com.destroystokyo.paper.block.TargetBlockInfo getTargetBlockInfo(int maxDistance, com.destroystokyo.paper.block.TargetBlockInfo.FluidMode fluidMode) {
+ net.minecraft.world.phys.HitResult rayTrace = getHandle().getRayTrace(maxDistance, net.minecraft.server.MCUtil.getNMSFluidCollisionOption(fluidMode));
+ return !(rayTrace instanceof net.minecraft.world.phys.BlockHitResult) ? null :
+ new com.destroystokyo.paper.block.TargetBlockInfo(org.bukkit.craftbukkit.block.CraftBlock.at(getHandle().level, ((net.minecraft.world.phys.BlockHitResult)rayTrace).getBlockPos()),
+ net.minecraft.server.MCUtil.toBukkitBlockFace(((net.minecraft.world.phys.BlockHitResult)rayTrace).getDirection()));
+ }
+ // Paper end
+
@Override
public List<Block> getLastTwoTargetBlocks(Set<Material> transparent, int maxDistance) {
return this.getLineOfSight(transparent, maxDistance, 2);